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Seasonic Prime TX-1600 — 1600 W · Titanium
Seasonic

Seasonic Prime TX-1600

1600 W · Titanium

95
/ 100
From $549
VS
Seasonic Prime TX-1600 wins by 3
EcoFlow Delta Pro 3 — Portable power station · 2024
EcoFlow

EcoFlow Delta Pro 3

Portable power station · 2024

92
/ 100
From $3,699
Specdex verdict

Seasonic Prime TX-1600 takes it — here’s why.

In our weighted Specdex score, Seasonic Prime TX-1600 lands at 95 and EcoFlow Delta Pro 3 at 92. That puts Seasonic Prime TX-1600 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Seasonic Prime TX-1600 if…

  • ✓Modular cabling on most
  • ✓ATX 3.1 / 12V-2x6 support
  • ✓10-year warranty on many

Pick EcoFlow Delta Pro 3 if…

  • ✓LiFePO4 chemistry on modern SKUs (4000+ cycles)
  • ✓Solar input
  • ✓Multiple AC/DC/USB-C outputs
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Efficiency

Seasonic Prime TX-1600

Compared on the efficiency sub-score

Seasonic Prime TX-1600 leads on efficiency (95 vs 87).

Cables

EcoFlow Delta Pro 3

Compared on the cables sub-score

EcoFlow Delta Pro 3 leads on cables (90 vs 86).

Noise

Tie

Compared on the noise sub-score

Effectively tied — neither pulls a 2-point weighted lead.

Value for money

Seasonic Prime TX-1600

Specdex score per dollar at MSRP

Seasonic Prime TX-1600 more score per dollar ($549 vs $3,699).

Seasonic Prime TX-1600 95
vs
92 EcoFlow Delta Pro 3

Score breakdown

Seasonic Prime TX-1600
95
efficiency 95
noise 86
cables 86
value 84
EcoFlow Delta Pro 3
92
efficiency 87
noise 86
cables 90
value 80

Specs side-by-side

Seasonic Prime TX-1600 versus EcoFlow Delta Pro 3 — full spec comparison
Spec Seasonic Prime TX-1600 EcoFlow Delta Pro 3
Wattage
1600 W
—
Efficiency
Titanium
—
Type
—
Portable power station
Release year
—
2024

Seasonic Prime TX-1600

Pros
  • +Modular cabling on most
  • +ATX 3.1 / 12V-2x6 support
  • +10-year warranty on many
Cons
  • −Bulky on higher wattages
  • −Fan noise varies by load
  • −Cable length may not fit some cases

EcoFlow Delta Pro 3

Pros
  • +LiFePO4 chemistry on modern SKUs (4000+ cycles)
  • +Solar input
  • +Multiple AC/DC/USB-C outputs
Cons
  • −Heavy
  • −Pricey per Wh
  • −Shipping restrictions (Li-ion)

FAQ: Seasonic Prime TX-1600 vs EcoFlow Delta Pro 3

Which is better, Seasonic Prime TX-1600 or EcoFlow Delta Pro 3? +

Seasonic Prime TX-1600 scores 95 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Seasonic Prime TX-1600 worth the price? +

At $549, Seasonic Prime TX-1600 delivers a Specdex score of 95 — strongest in efficiency.

Is EcoFlow Delta Pro 3 worth the price? +

At $3,699, EcoFlow Delta Pro 3 delivers a Specdex score of 92 — strongest in cables.

Does Seasonic Prime TX-1600 or EcoFlow Delta Pro 3 last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for efficiency, Seasonic Prime TX-1600 or EcoFlow Delta Pro 3? +

Seasonic Prime TX-1600 — leads on efficiency (95 vs 87). Compared on the efficiency sub-score.

Which is better for cables, Seasonic Prime TX-1600 or EcoFlow Delta Pro 3? +

EcoFlow Delta Pro 3 — leads on cables (90 vs 86). Compared on the cables sub-score.